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Posts by kadamrohan16‭

6 posts
83%
+8 −0
Q&A Technique to reset pulse transformer core quickly

I am analysing a pulse transformer which is required to transfer below communication protocol pulse from primary to the secondary side. The pulse duration is 32 μs and off time available to reset t...

2 answers  ·  posted 2y ago by kadamrohan16‭  ·  edited 1y ago by Lorenzo Donati‭

Question transformer communication pulse-transformer core-saturation
77%
+5 −0
Q&A PNP Darlington pair as a current limiter

I am trying to analyse what is controlling the load current in the below Darlington configuration. Is it the base current of transistor Q3 which is controlling current through R14 / emitter curr...

1 answer  ·  posted 3y ago by kadamrohan16‭  ·  edited 1y ago by Lorenzo Donati‭

Question power-supply BJT circuit-analysis
71%
+3 −0
Q&A Thévenins Theorem for Transistor Circuit

I am calculating the base current of transistor Q1. To simplify the circuit equations, I applied the Thévenin's theorem twice and converted V1, R1 and R2 into Vth and Rth, as shown in the image. ...

2 answers  ·  posted 3y ago by kadamrohan16‭  ·  edited 1y ago by Lorenzo Donati‭

Question transistor BJT circuit-analysis Thevenin-theorem
60%
+1 −0
Q&A MOSFET drain current ringing in saturation region

I benchtested below 0.7A constant current source circuit and observed few cycles of oscillation on drain current. With the help of bode plot analysis , I have managed to reduce the oscillations on ...

2 answers  ·  posted 1y ago by kadamrohan16‭  ·  last activity 1y ago by Olin Lathrop‭

Question Analog MOSFET current-source opamp power-amplifier
60%
+1 −0
Q&A Calculating base voltage of NPN transistor

I'm having trouble using the nodal equations to determine the base voltage Vb1 in the circuit below. I've attempted to write seven equations below, but not able to fit them in entirely. (12-Vx)...

2 answers  ·  posted 12mo ago by kadamrohan16‭  ·  last activity 12mo ago by LvW‭

Question Analog BJT circuit-analysis
33%
+0 −2
Q&A Transfer function of arbitrary dc-dc converter

I am trying to find out the transfer function of below arbitrary dc-dc converter and not able to succeed . quick analysis goes as written below , 1. M1 on Δ IL2= (V1-VL1-VO)*D/L2......VO=Output ...

1 answer  ·  posted 3mo ago by kadamrohan16‭  ·  edited 3mo ago by kadamrohan16‭

Question Analog SMPS power-converter DC-DC-conversion buck-converter